If the price of petral is increased by 20% by what percentage should the consumption be decreased by the consumer if the expenditure on petrel remains unchanged?

Related Mcqs:

1. In a hostel there were 100 students. To accommodate 20 more students the average is decreased by rupees 5. But total expenditure increased by Rs.400. Find the total expenditure of the hostel now?

   A. Rs.5000
   B. Rs.4600
   C. Rs.5400
   D. Rs.2300

2. The price of a certain item is increased by 15 %. If a consumer wants to keep his expenditure on the item same as before how much percent must he reduce his consumption of that item?

   A. 10 20/23 %
   B. 13 1/23 %
   C. 16 2/3 %
   D. 15 %

3. The price of petrol is increased by 25 %. By how much percent a car owner should reduce his consumption of petrol. So that expenditure on petrol would not be increased?

   A. 25 %
   B. 30 %
   C. 50 %
   D. 20 %

4. Water tax is increased by 20% but its consumption is decreased by 20 %. Then, the increase or decrease in the expenditure of the money is:________?

   A. No change
   B. 5 % decrease
   C. 4 % increase
   D. 4 % decrease

5. If the price has fallen by 10% what percent of its consumption be: increased so that the expenditure may be the same as before?

   A. 11%
   B. 10%
   C. 11 1/9 %
   D. 9 1/11 %

6. If cost of sugar increases by 25%. How much percent consumption of sugar should be decreased in order to keep expenditure fixed?

   A. 10%
   B. 15%
   C. 20%
   D. 25%
   E. None

7. If the base of rectangle is increased by 10 % and the area is unchanged then the corresponding altitude must be decreased by:________?

   A. 9 1/11 %
   B. 10%
   C. 11%
   D. 11 1/9 %

8. The price of cooking oil has increased by 25 %. The percentage of reduction that a farming should effect in the use of cooking oil so as not to increase the expenditure on this account is________?

   A. 15 %
   B. 20 %
   C. 25%
   D. 30%

9. In a certain store, the profit is 320% of the cost. If the cost increases by 25% but the selling price remains constant, approximately what percentage of the selling price is the profit?

   A. 30%
   B. 70%
   C. 100%
   D. 250%

10. The income of a broker remains uncharged though the rate of commission is increased from 4 % to 5 % the percentage of a slump in business is_______?

    A. 8 %
    B. 1 %
    C. 20 %
    D. 80 %